Curb to sidewalk grade and location gauge



FIG. 1 is a top, front, and right side perspective view of a curb and sidewalk grade and location gauge showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a right side elevational view;

FIG. 4 is a left side elevational view;

FIG. 5 is a top plan view; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a curb to sidewalk grade and location gauge, as shown. 